PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

225-802Filter Unit,microporous

Skc Inc · NSN 6640-01-623-7438 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-623-7438 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-623-7438. Primary manufacturer part number: 225-802.
Features
  • Filter Unit,microporous — FSC 6640
  • 2 verified cross-references
  • Primary manufacturer: Skc Inc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter Unit,microporous, cataloged under National Stock Number 6640-01-623-7438, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Skc Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-623-7438
Primary Part Number225-802
Item NameFilter Unit,microporous
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerSkc Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-554-3354217W INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
Cross-Reference Index
Part NumberManufacturer
SKC 225-802 Air-Met Scientific Pty Ltd (AUS)
225-802 PRIMARY Skc Inc (USA)
Related Parts
3110-00-554-3354INTERCHANGEABLE
BEARING,BALL,ANNULAR
217W

Frequently Asked Questions

What is NSN 6640-01-623-7438?

NSN 6640-01-623-7438 is a Filter Unit,microporous, manufactured by Skc Inc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-623-7438?

NSN 6640-01-623-7438 has 2 cross-referenced part numbers: SKC 225-802 (Air-Met Scientific Pty Ltd), 225-802 (Skc Inc).

What NSN replaces 6640-01-623-7438?

There is 1 known substitute for 6640-01-623-7438: 3110-00-554-3354. Verify interchangeability with system specifications before substitution.

What are the specifications of 225-802?

Key specifications for 225-802: Part Name Assigned by Controlling Agency: FILTER. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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